Adds the new shows admin screen and drives schedule from it

src/app/schedule/schedule.component.scss

@@ -56,7 +56,8 @@
 
 .show-card-art {
   flex-shrink: 0;
-  width: 140px;
+  width: 256px;
+  height: 256px;
   display: flex;
   align-items: center;
   justify-content: center;
@@ -73,7 +74,7 @@
 
   .show-art-placeholder {
     width: 100%;
-    aspect-ratio: 1;
+    height: 100%;
     display: flex;
     align-items: center;
     justify-content: center;
@@ -195,7 +196,6 @@
 
 @include responsive(md) {
   .show-card-art {
-    width: 110px;
     padding: $spacing-sm;
   }